1/*
2 * Copyright (C) 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "modules/speech/SpeechSynthesisUtterance.h"
28
29namespace blink {
30
31SpeechSynthesisUtterance* SpeechSynthesisUtterance::create(ExecutionContext* context, const String& text)
32{
33    return adoptRefCountedGarbageCollectedWillBeNoop(new SpeechSynthesisUtterance(context, text));
34}
35
36SpeechSynthesisUtterance::SpeechSynthesisUtterance(ExecutionContext* context, const String& text)
37    : ContextLifecycleObserver(context)
38    , m_platformUtterance(PlatformSpeechSynthesisUtterance::create(this))
39{
40    m_platformUtterance->setText(text);
41}
42
43SpeechSynthesisUtterance::~SpeechSynthesisUtterance()
44{
45}
46
47ExecutionContext* SpeechSynthesisUtterance::executionContext() const
48{
49    return ContextLifecycleObserver::executionContext();
50}
51
52const AtomicString& SpeechSynthesisUtterance::interfaceName() const
53{
54    return EventTargetNames::SpeechSynthesisUtterance;
55}
56
57SpeechSynthesisVoice* SpeechSynthesisUtterance::voice() const
58{
59    return m_voice.get();
60}
61
62void SpeechSynthesisUtterance::setVoice(SpeechSynthesisVoice* voice)
63{
64    // Cache our own version of the SpeechSynthesisVoice so that we don't have to do some lookup
65    // to go from the platform voice back to the speech synthesis voice in the read property.
66    m_voice = voice;
67
68    if (voice)
69        m_platformUtterance->setVoice(voice->platformVoice());
70}
71
72void SpeechSynthesisUtterance::trace(Visitor* visitor)
73{
74    visitor->trace(m_platformUtterance);
75    visitor->trace(m_voice);
76    EventTargetWithInlineData::trace(visitor);
77}
78
79} // namespace blink
80